adding basic grpc to volume server

docker/Dockerfile

@@ -7,8 +7,15 @@ RUN apk add --no-cache --virtual build-dependencies --update wget curl ca-certif
     apk del build-dependencies && \
     rm -rf /tmp/*
 
+# volume server gprc port
+EXPOSE 18080
+# volume server http port
 EXPOSE 8080
+# filer server gprc port
+EXPOSE 18888
+# filer server http port
 EXPOSE 8888
+# master server shared gprc+http port
 EXPOSE 9333
 
 VOLUME /data

docker/docker-compose.yml

@@ -5,34 +5,36 @@ services:
     #image: chrislusf/seaweedfs # use a remote image
     build: . # build our container from the local Dockerfile
     ports:
-      - 9333:9333
+    - 9333:9333
     command: "master"
     networks:
       default:
         aliases:
-          - seaweed_master
+        - seaweed_master
   volume:
     #image: chrislusf/seaweedfs # use a remote image
     build: . # build our container from the local Dockerfile
     ports:
-      - 8080:8080
+    - 8080:8080
+    - 18080:18080
     command: 'volume -max=5 -mserver="master:9333" -port=8080'
-    depends_on: 
-     - master
+    depends_on:
+    - master
     networks:
       default:
         aliases:
-          - seaweed_volume
+        - seaweed_volume
   filer:
     #image: chrislusf/seaweedfs # use a remote image
     build: . # build our container from the local Dockerfile
-    ports: 
-      - 8888:8888
+    ports:
+    - 8888:8888
+    - 18888:18888
     command: 'filer -master="master:9333"'
     depends_on:
-      - master
-      - volume 
+    - master
+    - volume
     networks:
       default:
         aliases:
-          - seaweed_filer
+        - seaweed_filer